JP7704310B2 - Ｒｆｉｄモジュール - Google Patents

Ｒｆｉｄモジュール Download PDF

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Publication number
JP7704310B2
JP7704310B2 JP2024551748A JP2024551748A JP7704310B2 JP 7704310 B2 JP7704310 B2 JP 7704310B2 JP 2024551748 A JP2024551748 A JP 2024551748A JP 2024551748 A JP2024551748 A JP 2024551748A JP 7704310 B2 JP7704310 B2 JP 7704310B2
Authority
JP
Japan
Prior art keywords
coil element
main surface
wound portion
rfid module
conductor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2024551748A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024080331A5 (https=
JPWO2024080331A1 (https=
Inventor
紀行 植木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of JPWO2024080331A1 publication Critical patent/JPWO2024080331A1/ja
Publication of JPWO2024080331A5 publication Critical patent/JPWO2024080331A5/ja
Application granted granted Critical
Publication of JP7704310B2 publication Critical patent/JP7704310B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/0775—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements for connecting the integrated circuit to the antenna
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2823—Wires
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Coils Or Transformers For Communication (AREA)
JP2024551748A 2022-10-14 2023-10-12 Ｒｆｉｄモジュール Active JP7704310B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022165734 2022-10-14
JP2022165734 2022-10-14
PCT/JP2023/037062 WO2024080331A1 (ja) 2022-10-14 2023-10-12 Ｒｆｉｄモジュール

Publications (3)

Publication Number Publication Date
JPWO2024080331A1 JPWO2024080331A1 (https=) 2024-04-18
JPWO2024080331A5 JPWO2024080331A5 (https=) 2025-03-07
JP7704310B2 true JP7704310B2 (ja) 2025-07-08

Family

ID=90669679

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024551748A Active JP7704310B2 (ja) 2022-10-14 2023-10-12 Ｒｆｉｄモジュール

Country Status (5)

Country Link
US (1) US20250117621A1 (https=)
JP (1) JP7704310B2 (https=)
CN (1) CN119452522A (https=)
DE (1) DE112023002274T5 (https=)
WO (1) WO2024080331A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012216996A (ja) 2011-03-31 2012-11-08 Nippon Sheet Glass Co Ltd アンテナ用コイル装置
WO2018101315A1 (ja) 2016-12-02 2018-06-07 株式会社村田製作所 Ｒｆｉｄタグ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007041666A (ja) * 2005-08-01 2007-02-15 Ricoh Co Ltd Ｒｆｉｄタグ及びその製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012216996A (ja) 2011-03-31 2012-11-08 Nippon Sheet Glass Co Ltd アンテナ用コイル装置
WO2018101315A1 (ja) 2016-12-02 2018-06-07 株式会社村田製作所 Ｒｆｉｄタグ

Also Published As

Publication number Publication date
US20250117621A1 (en) 2025-04-10
CN119452522A (zh) 2025-02-14
DE112023002274T5 (de) 2025-04-30
WO2024080331A1 (ja) 2024-04-18
JPWO2024080331A1 (https=) 2024-04-18

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